src/openvic/utility/NumberUtils.hpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

#include <cstdint>

namespace OpenVic::NumberUtils {
   constexpr int64_t round_to_int64(float num) {
      return (num > 0.0f) ? (num + 0.5f) : (num - 0.5f);
   }

   constexpr int64_t round_to_int64(double num) {
      return (num > 0.0) ? (num + 0.5) : (num - 0.5);
   }

   constexpr uint64_t pow(uint64_t base, size_t exponent) {
      uint64_t ret = 1;
      while (exponent-- > 0) {
         ret *= base;
      }
      return ret;
   }

   constexpr int64_t pow(int64_t base, size_t exponent) {
      int64_t ret = 1;
      while (exponent-- > 0) {
         ret *= base;
      }
      return ret;
   }
}